<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <div id="app">

        {{ message }}
    </div>
</body>
<script src="https://cdn.bootcss.com/vue/2.2.6/vue.js"></script>
<script>
     var exampleData ={
         message : 'hi vue'
     }
     new Vue({
         el: '#app',
         data : exampleData
     })

</script>
</html>